ivy64
Answered

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How many formula units are in
12.5 g NH4Cl?
(NH4CI, 53.5 g/mol)

How Many Formula Units Are In 125 G NH4Cl NH4CI 535 Gmol class=

Sagot :

It is asking for no of molecules

No of moles

  • Given mass/Molar mass
  • 12.5/53.5
  • 0.23mol

No of molecules

  • No of moles×Avagadro no
  • 0.23(6.023×10²³)
  • 1.39×10²³molecules
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